Home / 40,412.82-55,768.30-22,506.90

Finding the Fourth Proportional to 40,412.82, 55,768.30 and 22,506.90

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Solution

The fourth proportional to 40,412.82, 55,768.30 and 22,506.90 is: 31,058.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,412.82 : 55,768.30 = 22,506.90 : x
  2. Step 2: Convert to fraction form
    40,412.82/55,768.30 = 22,506.90/x
  3. Step 3: Cross multiply
    40,412.82x = 55,768.30 × 22,506.90
  4. Step 4: Simplify right side
    40,412.82x = 1,255,171,285.87
  5. Step 5: Solve for x
    x = 1,255,171,285.87/40,412.82
  6. Step 6: Final answer
    x = 31,058.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.